Mercurial > hg
view tests/test-clone-stream-revlog-split.t @ 51656:21442f87f7fa stable
mmap: only use mmap to read revlog persistent nodemap if it is safe
Cf `is_mmap_safe` docstring.
author | Pierre-Yves David <pierre-yves.david@octobus.net> |
---|---|
date | Wed, 03 Jul 2024 12:32:57 +0200 |
parents | dcaa2df1f688 |
children |
line wrap: on
line source
Test stream cloning while a revlog split happens ------------------------------------------------ #testcases stream-bundle2-v2 stream-bundle2-v3 #if stream-bundle2-v3 $ cat << EOF >> $HGRCPATH > [experimental] > stream-v3 = yes > EOF #endif setup a repository for tests ---------------------------- $ cat >> $HGRCPATH << EOF > [format] > # skip compression to make it easy to trigger a split > revlog-compression=none > [phases] > publish=no > EOF $ hg init server $ cd server $ file="some-file" $ printf '%20d' '1' > $file $ hg commit -Aqma $ printf '%1024d' '1' > $file $ hg commit -Aqmb $ printf '%20d' '1' > $file $ hg commit -Aqmc check the revlog is inline $ f -s .hg/store/data/some-file* .hg/store/data/some-file.i: size=1259 $ hg debug-revlog-index some-file rev linkrev nodeid p1-nodeid p2-nodeid 0 0 ed70cecbc103 000000000000 000000000000 1 1 7241018db64c ed70cecbc103 000000000000 2 2 fa1120531cc1 7241018db64c 000000000000 $ cd .. setup synchronisation file $ HG_TEST_STREAM_WALKED_FILE_1="$TESTTMP/sync_file_walked_1" $ export HG_TEST_STREAM_WALKED_FILE_1 $ HG_TEST_STREAM_WALKED_FILE_2="$TESTTMP/sync_file_walked_2" $ export HG_TEST_STREAM_WALKED_FILE_2 $ HG_TEST_STREAM_WALKED_FILE_3="$TESTTMP/sync_file_walked_3" $ export HG_TEST_STREAM_WALKED_FILE_3 Test stream-clone raced by a revlog-split ========================================= Test stream-clone where the file is split right after the lock section is done Start the server $ hg serve -R server \ > -p $HGPORT1 -d --error errors.log --pid-file=hg.pid \ > --config extensions.stream_steps="$RUNTESTDIR/testlib/ext-stream-clone-steps.py" $ cat hg.pid >> $DAEMON_PIDS Start a client doing a streaming clone $ ( \ > hg clone --debug --stream -U http://localhost:$HGPORT1 \ > clone-while-split > client.log 2>&1; \ > touch "$HG_TEST_STREAM_WALKED_FILE_3" \ > ) & Wait for the server to be done collecting data $ $RUNTESTDIR/testlib/wait-on-file 10 $HG_TEST_STREAM_WALKED_FILE_1 trigger a split $ dd if=/dev/zero of=server/$file bs=1k count=128 > /dev/null 2>&1 $ hg -R server ci -m "triggering a split" --config ui.timeout.warn=-1 unlock the stream generation $ touch $HG_TEST_STREAM_WALKED_FILE_2 wait for the client to be done cloning. $ $RUNTESTDIR/testlib/wait-on-file 10 $HG_TEST_STREAM_WALKED_FILE_3 Check everything is fine $ cat client.log using http://localhost:$HGPORT1/ sending capabilities command query 1; heads sending batch command streaming all changes sending getbundle command bundle2-input-bundle: with-transaction bundle2-input-part: "stream2" (params: 3 mandatory) supported (stream-bundle2-v2 !) bundle2-input-part: "stream3-exp" (params: 1 mandatory) supported (stream-bundle2-v3 !) applying stream bundle 8 files to transfer, 2.11 KB of data (stream-bundle2-v2 no-rust !) 10 files to transfer, 2.29 KB of data (stream-bundle2-v2 rust !) adding [s] data/some-file.i (1.23 KB) (stream-bundle2-v2 !) 7 entries to transfer (stream-bundle2-v3 !) adding [s] data/some-file.d (1.04 KB) (stream-bundle2-v3 !) adding [s] data/some-file.i (192 bytes) (stream-bundle2-v3 !) adding [s] phaseroots (43 bytes) adding [s] 00manifest.i (348 bytes) adding [s] 00changelog.n (62 bytes) (rust !) adding [s] 00changelog-88698448.nd (128 bytes) (rust !) adding [s] 00changelog.d (189 bytes) adding [s] 00changelog.i (192 bytes) adding [c] branch2-served (94 bytes) adding [c] rbc-names-v1 (7 bytes) adding [c] rbc-revs-v1 (24 bytes) updating the branch cache transferred 2.11 KB in * seconds (* */sec) (glob) (no-rust !) transferred 2.29 KB in * seconds (* */sec) (glob) (rust !) bundle2-input-part: total payload size 2285 (stream-bundle2-v2 no-rust !) bundle2-input-part: total payload size 2518 (stream-bundle2-v2 rust !) bundle2-input-part: total payload size 2313 (stream-bundle2-v3 no-rust !) bundle2-input-part: total payload size 2546 (stream-bundle2-v3 rust !) bundle2-input-part: "listkeys" (params: 1 mandatory) supported bundle2-input-bundle: 2 parts total checking for updated bookmarks updating the branch cache (sent 3 HTTP requests and * bytes; received * bytes in responses) (glob) $ tail -2 errors.log $ hg -R clone-while-split verify checking changesets checking manifests crosschecking files in changesets and manifests checking files checking dirstate checked 3 changesets with 3 changes to 1 files $ hg -R clone-while-split tip changeset: 2:dbd9854c38a6 tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: c $ hg -R clone-while-split debug-revlog-index some-file rev linkrev nodeid p1-nodeid p2-nodeid 0 0 ed70cecbc103 000000000000 000000000000 1 1 7241018db64c ed70cecbc103 000000000000 2 2 fa1120531cc1 7241018db64c 000000000000 $ hg -R server phase --rev 'all()' 0: draft 1: draft 2: draft 3: draft $ hg -R clone-while-split phase --rev 'all()' 0: draft 1: draft 2: draft subsequent pull work $ hg -R clone-while-split pull pulling from http://localhost:$HGPORT1/ searching for changes adding changesets adding manifests adding file changes added 1 changesets with 1 changes to 1 files new changesets df05c6cb1406 (1 drafts) (run 'hg update' to get a working copy) $ hg -R clone-while-split debug-revlog-index some-file rev linkrev nodeid p1-nodeid p2-nodeid 0 0 ed70cecbc103 000000000000 000000000000 1 1 7241018db64c ed70cecbc103 000000000000 2 2 fa1120531cc1 7241018db64c 000000000000 3 3 a631378adaa3 fa1120531cc1 000000000000 $ hg -R clone-while-split verify checking changesets checking manifests crosschecking files in changesets and manifests checking files checking dirstate checked 4 changesets with 4 changes to 1 files